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Flights to Portland

€463 Cheap flights to Portland, Maine

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Portland, Maine departing on 25/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ireland to Portland, Maine

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
12:30 - 18:37
SNN
-
PWM
11h 07m
1 stop
United Airlines Logo
19:15 - 10:15
PWM
-
SNN
10h 00m
1 stop
€880United Airlines
Wed, 15 Apr - Sun, 19 Apr
United Airlines Logo
12:30 - 18:37
SNN
-
PWM
11h 07m
1 stop
United Airlines Logo
19:15 - 10:15
PWM
-
SNN
10h 00m
1 stop
€881United Airlines
Wed, 15 Apr - Sun, 19 Apr
American Airlines Logo
11:45 - 23:10
ORK
-
PWM
16h 25m
2 stops
American Airlines Logo
10:43 - 10:45
PWM
-
ORK
19h 02m
2 stops
€1,022American Airlines
Wed, 22 Apr - Sun, 26 Apr
American Airlines Logo
11:35 - 23:10
ORK
-
PWM
16h 35m
2 stops
American Airlines Logo
17:45 - 10:45
PWM
-
ORK
36h 00m
2 stops
€1,025American Airlines
Wed, 22 Apr - Sun, 26 Apr

momondo Fare Finder

 
Locate flights to Portland that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 13,528 searches and data was last updated on 27 January 2026.
Use the filters below to find and compare flights to Portland, Maine that are best for you.

Fly from

Route

Depart

Return

Price

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Wed 15/4

12:30-18:37

1 stop11h 07m

Portland

Sun 19/4

19:15-10:15

1 stop10h 00m

€880

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Wed 15/4

12:30-18:37

1 stop11h 07m

Portland

Sun 19/4

19:15-10:15

1 stop10h 00m

€881

CorkPortland

ORK - PWM

ORKPWM

Cork

Wed 22/4

11:45-23:10

2 stops16h 25m

Portland

Sun 26/4

10:43-10:45

2 stops19h 02m

€1,022

CorkPortland

ORK - PWM

ORKPWM

Cork

Wed 22/4

11:35-23:10

2 stops16h 35m

Portland

Sun 26/4

17:45-10:45

2 stops36h 00m

€1,025

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Mon 25/5

12:40-10:27

2 stops50h 47m

€463

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Mon 25/5

20:25-10:27

3 stops43h 02m

€503

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Mon 25/5

14:30-13:23

1 stop27h 53m

€548

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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Portland, Maine flights insights and trends

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How long does it take to fly to Portland, Maine?

On average, it takes 7h 04m to fly from Ireland to Portland, Maine if you fly out of Dublin (the most popular airport in Ireland) and into Boston Logan Intl (the most popular airport in Portland, Maine). If you’re flying out of Cork and into Boston Logan Intl, then the flight time is around 12h 20m.

Cheapest flights to Portland

Find the cheapest flights to Portland from your nearest city or airport

Cheap Portland, Maine flight deals and tips

Summary info about Portland, Maine flight prices, duration and airlines

Best One-Way Price

€463

Best Round-Trip Price

€880

Fastest flight time

50h 47m
The best one-way flight price to Portland from Ireland in the last 72 hours is €463 (Shannon to Portland).
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The best round-trip flight price to Portland from Ireland in the last 72 hours is €880 (Shannon to Portland).
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The fastest flight to Portland from Ireland takes 50h 47m (Shannon to Portland).
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Frequently asked questions about flying to Portland, Maine

Is there an alternative airport near Portland, Maine?

Portland Airport, Portsmouth Pease Intl Airport, Augusta Airport, Rockland Knox County Regional Airport or Manchester Airport can be an alternative airport used for travel to Portland, Maine.

When did momondo last update prices for flights to Portland Airport?

Prices for flights to Portland Airport refresh daily.

How old do you have to be to fly to Portland Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Portland Airport.

What documentation or ID do you need to fly to Portland Airport?

The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal to Portland?

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

Can I find flights to Portland with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Portland with this policy.

How can momondo help me find flights to Portland?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to Portland.

I’m not ready to book a flight to Portland right now. Can momondo alert me if prices change?

Yes. momondo can track flight prices for Portland and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Portland, Maine

Popular Flights to Portland, Maine

Popular routes according to searches in the past day on momondo
Shannon to Portland Flightsfrom €1,046
Cork to Portland Flightsfrom €1,216